Vacuum bottle



FIG. 1 is a perspective view of a vacuum bottle showing my new design;

FIG. 2 is a front view thereof, the back view thereof being a same image;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right view thereof, the left view thereof being a same image; and,

FIG. 6 is a sectional view thereof indicated in FIG. 3. 

CLAIM The ornamental design for a vacuum bottle, as shown and described. 